[LTP] [PATCH 3/3] net/if-mtu-change.sh: set LTP_TIMEOUT

[Petr Vorel]

Hi Clements,

> > +LTP_TIMEOUT=$(((CHANGE_INTERVAL + 30) * MTU_CHANGE_TIMES))

>    ^
>    TST_TIMEOUT

> At least I would go with TST_ instead of LTP_ as the prefix TST_ means
> for me Libray and LTP_ user. This apply to some other places of this
> patchset.
Good point. Metan, do we want TST_TIMEOUT for library and LTP_TIMEOUT_MUL for
user? That's a bit strange, but I'd be for it.
LTP_* is for user to define (that's actually not true for tst_net.sh)
and TST_* for test definitions in script.

Kind regards,
Petr